CN210804881U

CN210804881U - Draft holder for mathematical education

Info

Publication number: CN210804881U
Application number: CN201922053107.3U
Authority: CN
Inventors: 蔡清恩
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-25
Filing date: 2019-11-25
Publication date: 2020-06-19
Anticipated expiration: 2029-11-25

Abstract

The utility model discloses a draft holder for mathematical education, including flexible bucket, first spout has been seted up to the inside wall of flexible bucket, the inside joint of first spout have with the first slider of first spout looks adaptation, the last fixed surface of first slider is inlayed and is had the screwed pipe, the fixed interior roof of first spout is inlayed and is had the bearing, the inner circle fixedly connected with threaded rod of bearing, the one end that the bearing was kept away from to the threaded rod runs through the screwed pipe and extends to the below of first slider. This draft holder for mathematical education draws through two, can make two pull rods keep away from each other to, through keeping away from each other of pull rod, can make the fixed column take out from the inside of second spout, reached the effect of carrying out the dismantlement to the drawing board, through the regulation of sliding plate, played the effect of adjusting the telescopic link, thereby, through the regulation of telescopic link, can adjust the drawing board, avoided the unable problem of carrying on height-adjusting.

Description

Draft holder for mathematical education

Technical Field

The utility model belongs to the mathematical education field especially relates to a draft holder for mathematical education.

Background

Teaching is a unique talent training activity of human beings, which is composed of teacher's teaching and student's learning, through the activity, the teacher purposefully, planningly and organically guides students to study and master cultural scientific knowledge and skills, and promotes the improvement of student quality, so that they become people needed by society, at present, with the continuous emphasis of state on compulsory education, all aspects of primary and secondary schools are paid attention to in different degrees, meanwhile, with the rapid development of education cause, the matching of primary and secondary schools is gradually improved, at present, in the mathematical teaching of primary and secondary schools, teachers usually adopt related drawing frames to assist teaching for convenience teaching, but most of the existing drawing frames are fixed and difficult to detach, so teachers are inconvenient to carry, and meanwhile, the height cannot be adjusted, so that the teaching by teachers is not needed to be improved, therefore, in order to solve the above problems, we provide a drawing frame for mathematical education.

SUMMERY OF THE UTILITY MODEL

The utility model provides a, it is fixed to aim at solving above-mentioned existence draft holder majority, and is comparatively difficult in the time of the dismantlement, leads to mr not portable, simultaneously, the problem of also unable height-adjusting.

The utility model discloses a realize like this, a draft holder for mathematical education, including flexible bucket, first spout has been seted up to the inside wall of flexible bucket, the inside joint of first spout have with the first slider of first spout looks adaptation, the last fixed surface of first slider is inlayed and is had the screwed pipe, the interior roof of first spout is fixed to be inlayed and is had the bearing, the inner circle fixedly connected with threaded rod of bearing, the threaded rod is kept away from the one end of bearing and is run through the screwed pipe and extend to the below of first slider, and threaded rod and screwed pipe threaded connection.

The right side face of the first sliding block is fixedly connected with a sliding plate, the upper surface of the sliding plate is fixedly connected with a telescopic rod, the upper surface of the telescopic barrel is provided with a first socket, one end, far away from the sliding plate, of the telescopic rod penetrates through the first socket and extends to the upper portion of the telescopic barrel, and the top end of the telescopic rod is fixedly connected with a fixing plate.

The upper surface of the fixed plate is provided with a second chute, two second sliding blocks matched with the second chute are clamped in the second chute, one side surface, away from each other, of each second sliding block is fixedly connected with a pull rod, the outer surface of each pull rod is wound with a spring, one end, close to each other, of each spring is fixedly connected with one side surface, away from each other, of each second sliding block, one end, away from each second sliding block, of each spring is fixedly connected with the inner side wall of the second chute, the left side surface and the right side surface of the fixed plate are respectively provided with a second socket, the second sockets are communicated with the second chute, a fixed column is placed above the fixed plate, the bottom surface of the fixed column is contacted with the inner bottom wall of the second chute, the upper surface of each second sliding block is fixedly connected with a clamping plate, one side surface, close to each other, of each clamping plate is contacted with the, the upper surface of the fixing column is fixedly connected with a drawing board.

The base is placed to the below of flexible bucket, the support of base top and the bottom surface fixed connection of flexible bucket.

The inner side wall of the telescopic barrel is fixedly connected with a limiting plate, and the upper surface of the limiting plate is in contact with the bottom surface of the sliding plate.

The outer surface of the threaded rod is fixedly connected with an anti-slip sleeve, and the front of the telescopic barrel is provided with an adjusting opening.

Two the equal fixedly connected with of one end that the pull rod was kept away from each other draws the handle, and draws the vertical length value of handle and be greater than the vertical length value of pull rod.

The bottom surface fixedly connected with symmetrical fixed block of fixed plate, two the side that the fixed block is close to each other all is connected with the surface mounting of telescopic link.

Compared with the prior art, the beneficial effects of the utility model are that: through being provided with the drawing board, be convenient for the teacher draws teaching, draw the handle through two, can make two pull rods keep away from each other, thereby, keep away from each other through the pull rod, can make the fixed column take out from the inside of second spout, the effect of dismantling the drawing board has been reached, through adjusting the mouth, can make the staff drive the threaded rod through the antiskid cover and rotate, rotation through the threaded rod, the cooperation screwed pipe, can make first slider slide in the inside of first spout, through the slip of first slider, can adjust the sliding plate, through the regulation of sliding plate, the effect of adjusting the telescopic link has been played, thereby, regulation through the telescopic link, can adjust the drawing board, the problem of unable height-adjusting has been avoided.

Drawings

Fig. 1 is a front view of the telescopic barrel of the present invention;

FIG. 2 is a sectional view of the telescopic barrel of the present invention;

fig. 3 is a cross-sectional view of the fixing plate of the present invention.

In the figure: 1. a telescopic barrel; 2. a telescopic rod; 3. a fixed block; 4. pulling a handle; 5. drawing boards; 6. a clamping plate; 7. fixing a column; 8. a fixing plate; 9. a pull rod; 10. a base; 11. an adjustment port; 12. a first socket; 13. a sliding plate; 14. a limiting plate; 15. an anti-slip sleeve; 16. a first slider; 17. a threaded pipe; 18. a first chute; 19. a threaded rod; 20. a bearing; 21. a second socket; 22. a spring; 23. a second slider; 24. a second runner.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-3, a drawing frame for mathematical education includes a telescopic barrel 1, a first sliding groove 18 is formed in an inner side wall of the telescopic barrel 1, a first sliding block 16 matched with the first sliding groove 18 is clamped inside the first sliding groove 18, a threaded pipe 17 is fixedly embedded on an upper surface of the first sliding block 16, a bearing 20 is fixedly embedded on an inner top wall of the first sliding groove 18, a threaded rod 19 is fixedly connected to an inner ring of the bearing 20, one end, far away from the bearing 20, of the threaded rod 19 penetrates through the threaded pipe 17 and extends to a lower portion of the first sliding block 16, and the threaded rod 19 is in threaded connection with the threaded pipe 17.

The right side face of first slider 16 is fixedly connected with sliding plate 13, and the last fixed surface of sliding plate 13 is connected with telescopic link 2, and first socket 12 has been seted up to telescopic link 1's upper surface, and telescopic link 2 keeps away from the one end of sliding plate 13 and runs through first socket 12 and extend to telescopic link 1's top, and telescopic link 2's top fixedly connected with fixed plate 8.

The upper surface of the fixed plate 8 is provided with a second chute 24, two second sliders 23 matched with the second chute 24 are clamped inside the second chute 24, one side surfaces of the two second sliders 23 far away from each other are fixedly connected with a pull rod 9, the outer surface of each pull rod 9 is wound with a spring 22, one ends of the two springs 22 close to each other are fixedly connected with one side surfaces of the two second sliders 23 far away from each other, one end of each spring 22 far away from the second slider 23 is fixedly connected with the inner side wall of the second chute 24, the left side surface and the right side surface of the fixed plate 8 are respectively provided with a second socket 21, the second sockets 21 are communicated with the second chute 24, a fixed column 7 is placed above the fixed plate 8, the bottom surface of the fixed column 7 is contacted with the inner bottom wall of the second chute 24, the upper surface of each second slider 23 is fixedly connected with a clamping plate 6, one side surface of the two clamping plates 6 close to each other is contacted, the upper surface of the fixed column 7 is fixedly connected with a drawing board 5.

The utility model discloses in, base 10 has been placed to the below of flexible bucket 1, the support of base 10 top and the bottom surface fixed connection of flexible bucket 1, through being provided with base 10, flexible bucket 1's stability has been increased, the phenomenon of slope has been avoided appearing, flexible bucket 1's inside wall fixedly connected with limiting plate 14, the upper surface of limiting plate 14 contacts with sliding plate 13's bottom surface, through limiting plate 14, spacing effect has been played, threaded rod 19's outer fixed surface is connected with antiskid cover 15, regulation mouth 11 has been seted up in flexible bucket 1's front, through antiskid cover 15, the effect of protection has been played, through adjusting mouth 11, be convenient for carry out better rotation to threaded rod 19.

The equal fixedly connected with of one end that two pull rods 9 kept away from each other draws 4, and draw the vertical length value of 4 to be greater than the vertical length value of pull rod 9, through drawing 4, two pull rods 9 of messenger that can be better keep away from each other, the symmetrical fixed block 3 of bottom surface fixedly connected with of fixed plate 8, two fixed block 3 side that are close to each other all are connected with the surface fixed of telescopic link 2, through fixed block 3, fixed effect has been played, the stability of fixed plate 8 has been increased.

The utility model discloses a theory of operation is: when needing to dismantle, the pulling is drawn 4, draw 4 can drive second slider 23 through pull rod 9 and keep away from each other in the inside of second spout 24, thereby, can make fixed column 7 take out from the inside of second spout 24, the effect of dismantling drawing board 5 has been reached, when needing height-adjusting, through adjusting mouthful 11, can make the staff drive threaded rod 19 through anti-skidding cover 15 and rotate, threaded rod 19 can make first slider 16 slide in the inside of first spout 18 through screwed pipe 17 in the pivoted, first slider 16 can adjust telescopic link 2 through sliding plate 13 when gliding, thereby, regulation through telescopic link 2, can adjust drawing board 5, the problem that can't carry out height-adjusting is avoided.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a draft holder for mathematical education, includes flexible bucket (1), its characterized in that: a first sliding groove (18) is formed in the inner side wall of the telescopic barrel (1), a first sliding block (16) matched with the first sliding groove (18) is clamped in the first sliding groove (18), a threaded pipe (17) is fixedly embedded in the upper surface of the first sliding block (16), a bearing (20) is fixedly embedded in the inner top wall of the first sliding groove (18), a threaded rod (19) is fixedly connected to the inner ring of the bearing (20), one end, far away from the bearing (20), of the threaded rod (19) penetrates through the threaded pipe (17) and extends to the lower portion of the first sliding block (16), and the threaded rod (19) is in threaded connection with the threaded pipe (17);

a sliding plate (13) is fixedly connected to the right side face of the first sliding block (16), a telescopic rod (2) is fixedly connected to the upper surface of the sliding plate (13), a first socket (12) is formed in the upper surface of the telescopic barrel (1), one end, far away from the sliding plate (13), of the telescopic rod (2) penetrates through the first socket (12) and extends to the upper portion of the telescopic barrel (1), and a fixing plate (8) is fixedly connected to the top end of the telescopic rod (2);

the upper surface of the fixed plate (8) is provided with a second sliding chute (24), two second sliding blocks (23) matched with the second sliding chute (24) are clamped in the second sliding chute (24), one side surfaces, far away from each other, of the two second sliding blocks (23) are fixedly connected with pull rods (9), the outer surface of each pull rod (9) is wound with springs (22), one ends, close to each other, of the two springs (22) are fixedly connected with one side surface, far away from each other, of the two second sliding blocks (23), one end, far away from each second sliding block (23), of each spring (22) is fixedly connected with the inner side wall of the second sliding chute (24), the left side surface and the right side surface of the fixed plate (8) are provided with second inserting ports (21), the second inserting ports (21) are communicated with the second sliding chutes (24), and fixed columns (7) are placed above the fixed plate (8), the bottom surface of the fixed column (7) is in contact with the inner bottom wall of the second sliding groove (24), the upper surface of each second sliding block (23) is fixedly connected with a clamping plate (6), one side surface, close to each other, of each clamping plate (6) is in contact with the outer surface of the fixed column (7), and the upper surface of the fixed column (7) is fixedly connected with a drawing board (5).

2. A drawing frame for mathematical education as set forth in claim 1, wherein: a base (10) is placed below the telescopic barrel (1), and a support above the base (10) is fixedly connected with the bottom surface of the telescopic barrel (1).

3. A drawing frame for mathematical education as set forth in claim 1, wherein: the inner side wall of the telescopic barrel (1) is fixedly connected with a limiting plate (14), and the upper surface of the limiting plate (14) is in contact with the bottom surface of the sliding plate (13).

4. A drawing frame for mathematical education as set forth in claim 1, wherein: the outer surface of the threaded rod (19) is fixedly connected with an anti-skidding sleeve (15), and the front surface of the telescopic barrel (1) is provided with an adjusting opening (11).

5. A drawing frame for mathematical education as set forth in claim 1, wherein: two equal fixedly connected with of one end that pull rod (9) kept away from each other draws handle (4), and draws the vertical length value of handle (4) to be greater than the vertical length value of pull rod (9).

6. A drawing frame for mathematical education as set forth in claim 1, wherein: the bottom surface fixedly connected with symmetrical fixed block (3) of fixed plate (8), two the side that fixed block (3) are close to each other all is connected with the surface fixed of telescopic link (2).